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Technical Data Sheet
79-28475 ITEM 10 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304, hole_diameter: 0.560 INCHES NOMINAL IN, peripheral_shape_style: RECTANGLE, ONE CENTER HOLE, cross-sectional_shape_style: RECESS, SAME SHAPE AS THE PERIPHERY, mounting_opening_shape_style: UNTHREADED HOLE, material_document_and_classification: QQ-S-766,COND A FED SPEC SINGLE MATERIAL RESPONSE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-165-1425, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
79-28475 ITEM 10
NSN: 5340-01-165-1425
FSC: 5340
CAGE: 07270 — MOOG INC. DBA AMPAC-ISP CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 304
hole_diameter0.560 INCHES NOMINAL IN
peripheral_shape_styleRECTANGLE, ONE CENTER HOLE
cross-sectional_shape_styleRECESS, SAME SHAPE AS THE PERIPHERY
mounting_opening_shape_styleUNTHREADED HOLE
material_document_and_classificationQQ-S-766,COND A FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-01-165-1425
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 79-28475 ITEM 10 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
MATERIAL: STEEL COMP 304
PERIPHERAL SHAPE STYLE: RECTANGLE, ONE CENTER HOLE
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-766,COND A FED SPEC SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLE: RECESS, SAME SHAPE AS THE PERIPHERY
HOLE DIAMETER: 0.560 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
MATERIALSTEEL COMP 304
PERIPHERAL SHAPE STYLERECTANGLE, ONE CENTER HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-766,COND A FED SPEC SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLERECESS, SAME SHAPE AS THE PERIPHERY
HOLE DIAMETER0.560 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
28483Interchangeable
interchangeable cross-reference
interchangeable
430687-1Interchangeable
interchangeable cross-reference
interchangeable
430687Interchangeable
interchangeable cross-reference
interchangeable
960826Interchangeable
interchangeable cross-reference
interchangeable
4-5228Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 79-28475 ITEM 10?
79-28475 ITEM 10 is a COVER,ACCESS.
What parts can replace 79-28475 ITEM 10?
There are 5 known substitutes for 79-28475 ITEM 10: 28483, 430687-1, 430687 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 79-28475 ITEM 10?
79-28475 ITEM 10 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-165-1425. This indicates validated use in U.S. government and defense supply chains.
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